17 Building · Difficult games your group can play together online, including Valheim, Whisper of the Swallows, and The Gate Must Stand.
All games: 17
Explore a Norse-inspired world with up to nine friends in online co-op, then build a home, craft for the next biome, and take on its guardian together.
Brave a savage, unforgiving procedurally generated world where devastating storms and creatures of the shadows relentlessly hunt you down. Alone or in co-op, survive, build, and explore to turn this cursed hellscape into your sanctuary.
Fend off brutal waves of demonic hordes in this epic fantasy tower defense survivors like! Hack and slash among the action or zoom to strategically control the battlefield. You are the city’s last line of defense, build your base, defend the gate!
An open world survival craft game for 1 to 4 players, set on a frozen exomoon where your base is a train carrying the last of humanity, and standing still is slowly killing it. Fight, scavenge, and craft your way to a train 1,000 wagons long. But every death costs you a passenger.
The Last Plague: Blight is an authentic survival experience rooted in realism and immersion. Endure the hazards of a brutal open world, uncover the origins of a mysterious disease, and become humanity’s final hope of ending the Blight.
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
A relaxing puzzle game about fixing train connections and travelling the world - now with a level editor!
Become a real medieval feudal lord: start with a small village and build it up into an enormous impenetrable castle. You will have to repel enemy raids: hide behind thick walls, lure your enemies into strategically placed traps, and even lead your loyal peasants into battle.
The taming of the Red Planet has begun! Corporations are competing to transform Mars into a habitable planet by spending vast resources and using innovative technology to raise temperature, create a breathable atmosphere, and make oceans of water.
Rogalia is the sandbox with fantasy open world, meal-based character leveling, nice graphics and cozy atmosphere.
Screeps: World is an open source MMO strategy sandbox game for programming enthusiasts. You control your colony by writing JavaScript code that operates 24/7 in the huge persistent online open world.
Subsistence is a sandbox, first person, solo or co-op, PvE open-world survival game. Struggle through changing seasons to build a base, develop technology and gear-up in the hostile environment. Defend yourself from wildlife, the elements and AI hunters (who also build bases in the world).
Simutrans is a freeware and open-source transportation simulator. Your goal is to establish a successful transport company. Transport passengers, mail and goods by rail, road, ship, and even air. Interconnect districts, cities, public buildings, industries and tourist attractions.
Survisland is a super hardcore sandbox survival game that pays great attention to restoring the real survival experience. The character has rich and realistic actions and reactions to , and the process logic of making props is no different from reality.
Ars Notoria is an open-world survival crafting game set in a rich fantasy world. Learn six distinct schools of magic, gather resources, build your base, expand your influence, and stand against the ever-shifting threat of the Enthralled. You are the one destined to change the kingdom.
A living prehistoric ecosystem that does not revolve around you. Shape the island as a god, or enter it as a human and survive while animals, weather, water, terrain and your own body change over time.
Race across the terraformed surface of Mars in your Skimmer, a completely customizable hover racing vehicle. Piloting skill and engineering make the difference between winning and losing in Vector 36, a Physics-Based Racer. Available with and without VR or HOTAS.